You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Google Cranks Up Ads In Search As Keyword Prices Decline Company Testing Large Banner Ads In Search Listings By Tim Peterson, Published on October 25, 2013 1 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.